Using the K&N air filter is easy. First, locate your vehicle's factory air box. Then, simply remove the old air filter and drop in the new K&N filter. It should fit snugly in place. When it comes to maintenance, these filters are washable and reusable. You can wash them every so often to keep them in top shape. Use a mild cleaner and follow the cleaning instructions provided. Just make sure to let the filter dry completely before reinstalling it. As for storage, keep the filter in a clean and dry place. And remember, this filter is backed by a 10 - Year/Million Mile Limited Warranty, so you can use it with confidence.